Important announcements regarding changes to test methodologies, reference ranges, CPT coding, new available assays or discontinued assays are reported to our clients weekly via MLabs Test Updates.  The following Test Update files, which contain information that is current when produced, may be printed for client use. However, information contained is subject to change over time. For more information or questions, please contact Customer Service at 800-862-7284.

TitlePosted DateEffective DateTest NameCPT CodeUpdate Type
Test Update 879EWSR1/FLI1 and EWSR1/ERG Translocations (Ewing Sarcoma) by PCRTest Discontinued
Test Update 879SYT/SSX Translocation (Synovial Sarcoma) by PCRTest Discontinued
Test Update 879EWSR1/WT1 Translocation (Desmoplastic Small Round Cell Tumor) by PCRTest Discontinued
Test Update 879EWSR1/ATF1 Translocation (Clear Cell Sarcoma) by PCRTest Discontinued
Test Update 879PAX/FOXO1 Translocation (Alveolar Rhabdomyosarcoma) by PCRTest Discontinued
Test Update 878Congenital Cytomegalovirus DNA by PCR, Neonatal Screen 87497 New Tests
Test Update 878Cystinuria Profile, Quantitative, 24 Hour Urine 82136 Reference range changed
Test Update 878ADAMTS-13 Activity85397 Test Down or Delayed
Test Update 877Lead, Blood83655 Miscellaneous
Test Update 877Biotinidase, Plasma82261 Test Code Change
Test Update 877Fragile X Syndrome Mutation81243, G0452-26 Test Methodology Changed
Test Update 877REMINDER TO INCLUDE CBC RESULTS 83021 Important Notification
Test Update 876PDGFRA Mutation for GIST81314, G0452-26 Test Discontinued
Test Update 876Histoplasma Antibody, Serum86698 x3 Test Code Change
Test Update 876Encephalopathy, Autoimmune Evaluation, CSF86255 x21, 86341
Test Update 876Movement Disorder, Autoimmune Evaluation, Serum 86255 x25, 84182, 86341, 86596 Test Methodology Changed
Test Update 876Pediatric Autoimmune Encephalopathy/CNS Disorder Evaluation, Serum 86255 x10, 86341, 86053, 86363 Test Methodology Changed
Test Update 876BCR/ABL1 Kinase Domain Mutation81170, G0452-26 Test Discontinued
Test Update 876KIT and PDGFRA Mutation for GIST 81272, 88381-TC, G0452-26, 88381-26 New Tests
Test Update 876Axonal Neuropathy, Autoimmune Evaluation, Serum86255 x9, 84182 Test Methodology Changed
Test Update 876Encephalopathy Autoimmune Evaluation, Serum86255 x21, 86341 Test Methodology Changed
Test Update 876Myelopathy, Autoimmune Evaluation, CSF 86255 x15, 84182, 86341, 86053 Test Methodology Changed
Test Update 876KIT Mutation - Exons 9, 11, 13, 1781272, G0452-26 Test Discontinued
Test Update 876Histoplasma Antibody, CSF86698 x3 Test Code Change
Test Update 876Autoimmune Dysautonomia Evaluation, serum86255 x7, 83519 Test Methodology Changed
Test Update 876Movement Disorder, Autoimmune Evaluation, CSF 86255 x25, 84182, 86341 Test Methodology Changed
Test Update 876Pediatric Autoimmune Encephalopathy/CNS Disorder Evaluation, CSF 86255 x10, 86341, 86053 Test Methodology Changed
Test Update 875Extractable Nuclear Antibody Panels
Test Update 875Nephrocheck AKI Risk Score, Urine Test Discontinued
Test Update 874Tumor Necrosis Factor 83520 Test Resumed